Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
10
(32′10″)
12
(39′4″)
14 48.9 41.3
(45′11″) (107.8) (91)
16 45.2 41.2
(52′6″) (99.6) (90.8)
18 39.7 38.0
(59′1″) (87.5) (83.7)
20 35.5 40.2 35.4 38.4
(65′7″) (78.2) (88.6) (78) (84.6)
22 31.6 36.2 32.0 35.7
(72′2″) (69.6) (79.8) (70.5) (78.7)
24 27.8 32.2 33.0 28.3 32.5 33.0
(78′9″) (61.2) (70.9) (72.7) (62.3) (71.6) (72.7)
26 24.8 28.5 29.9 25.2 28.7 29.9
(85′4″) (54.6) (62.8) (65.9) (55.5) (63.2) (65.9)
28 22.4 25.4 27.2 22.8 25.6 27.2
(91′10″) (49.3) (55.9) (59.9) (50.2) (56.4) (59.9)
30 20.2 22.8 25.0 24.2 20.6 23.1 25.0 24.2
(98′5″) (44.5) (50.2) (55.1) (53.3) (45.4) (50.9) (55.1) (53.3)
32 17.9 20.6 22.8 22.4 18.7 20.8 23.1 22.3
(104′12″) (39.4) (45.4) (50.2) (49.3) (41.2) (45.8) (50.9) (49.1)
34 15.9 18.7 20.8 20.7 20.0 17.1 19.0 21.1 20.6 20.0
(111′7″) (35) (41.2) (45.8) (45.6) (44) (37.6) (41.8) (46.5) (45.4) (44)
36 17.0 18.9 19.2 18.6 15.7 17.3 19.2 19.2 18.6
(118′1″) (37.4) (41.6) (42.3) (41) (34.6) (38.1) (42.3) (42.3) (41)
38 17.0 18.0 17.3 16.8 13.6 15.9 17.5 18.0 17.3 16.7
(124′8″) (37.4) (39.6) (38.1) (37) (29.9) (35) (38.5) (39.6) (38.1) (36.8)
40 16.5 16.3 15.8 14.6 16.1 16.8 16.2 15.7
(131′3″) (36.3) (35.9) (34.8) (32.1) (35.4) (37) (35.7) (34.6)
42 15.3 14.8 14.9 15.8 15.3 14.7
(137′10″) (33.7)
(32.6) (32.8) (34.8) (33.7) (32.4)
44 13.9 14.9 14.4 13.9
(144′4″) (30.6) (32.8) (31.7) (30.6)
46 13.6 13.1
(150′11″) (29.9) (28.8)
48 12.4
(157′6″) (27.3)
50
(164′0″)
52
(170′7″)
54
(177′2″)
56
(183′9″)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
Length of luffing
jib(m) (ft)
(111′7″) (121′5″)
34 37
Length of main
boom(m) (ft)
25.5
(83′8″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
Load Charts of luffing jib Hook for LJ Operating condition
4.7: 10/97
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